| This article describes a compact radio data system (RDS) decoder based on two extremely powerful, yet affordable, ICs, the Philips Compone...
| This article describes a compact radio data system (RDS) decoder based on two extremely powerful, yet affordable, ICs, the Philips Compone...
| The indicator shows by means of two LEDS when the signal level in either charmel of a stereo audio system exceeds a preset value.
| Although good and inexpensive integrated analogue-to-digital (A-D) converters are now readily available, it may be instructive to build o...
| Not all CD players have a digital output, which is a must if the player is to be connected to an external DAC or digital recorder. Since i...
| The MAX252 from Maxim ts a special IC for designing an electrically isolated RS232 connection. Such links are particularly important when...
| This is a short, efficient, horizontal indoor spiral transmitting / receiving antenna, using 139 feet (approx. 42 m), that can be compa...
| The proposed mains power supply is a versatile unit for use where a stable voltage, medium power and good parameters are required. The qu...
| SmalI, compact motors as used in circle saws, lawn mowers and other small electric tools burn out when overloaded. Before that happens, it...
| This article discusses a compact interface that allows PC users to communicate with I²C compatible ICs and circuits. The interface compris...
| Building arecord player, cassette or tape recorder, or compact-disk player, is often hampered by the mechanical construction and the avail...